Home / 888,068.25-1,225,527.05-515,565.74

Finding the Fourth Proportional to 888,068.25, 1,225,527.05 and 515,565.74

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Solution

The fourth proportional to 888,068.25, 1,225,527.05 and 515,565.74 is: 711,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,068.25 : 1,225,527.05 = 515,565.74 : x
  2. Step 2: Convert to fraction form
    888,068.25/1,225,527.05 = 515,565.74/x
  3. Step 3: Cross multiply
    888,068.25x = 1,225,527.05 × 515,565.74
  4. Step 4: Simplify right side
    888,068.25x = 631,839,760,909.26
  5. Step 5: Solve for x
    x = 631,839,760,909.26/888,068.25
  6. Step 6: Final answer
    x = 711,476.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.